to sensible gun regulation. >> congresswoman carolyn, i want to thank both of you for being with us. >>> good evening. i'm chris matthews in washington. tonight we have an hour to get on top of this horrific tragedy up in connecticut, to get our heads around it, to understand why this happened, how things like this do happen. of course take much longer. but let's get to it. we've got michelle franzen on the scene in newtown, connecticut, cliff van zandt, former fbi profiler and nbc oonlt. we've got psychologist jeff weiner and psychologist jeff gardere. nbc white house correspondent kristen welker, u.s. congresswoman carolyn mccarthy who entered politics after her husband was killed in a shooting on a suburban commuter train. larry johnson the president of the national association of school safety and law enforcement officials. and jamd baldwin, baltimore county police chief. first we go for an immediate update to my msnbc colleague michelle franzen. michelle, thank you for staying with us tonight. >> reporter: well, hi, chris. we're here in the newtown area of connecticut just nearby a coupl